graphics.h File Reference

Declarations for graphics related functions. More...

#include <optional>
#include <string_view>
#include <glad/egl.h>
#include <glad/gl.h>
#include "misc.h"
#include "src/logging.h"
#include "src/platform/common.h"
#include "src/utility.h"
#include "src/video_colorspace.h"

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Classes
class	gl::buffer_t
class	egl::cursor_t
class	gl::frame_buf_t
class	egl::img_descriptor_t
struct	egl::nv12_img_t
class	gl::program_t
struct	egl::rgb_img_t
class	gl::shader_t
struct	egl::surface_descriptor_t
class	egl::sws_t
class	gl::tex_t

Macros
#define	gl_drain_errors   gl_drain_errors_helper(__FILE__ ":" SUNSHINE_STRINGIFY(__LINE__))
#define	gl_drain_errors_helper(x)
#define	SUNSHINE_STRINGIFY(x)
#define	SUNSHINE_STRINGIFY_HELPER(x)

Typedefs
typedef device *(*	gbm::create_device_fn) (int fd)
typedef void(*	gbm::device_destroy_fn) (device *gbm)
using	egl::display_t = util::dyn_safe_ptr_v2<void, EGLBoolean, &eglTerminate>
using	frame_t = util::safe_ptr<AVFrame, free_frame>
using	gbm::gbm_t = util::dyn_safe_ptr<device, &device_destroy>

Functions
int	close (int __fd)
rgb_t	egl::create_blank (platf::img_t &img)
	Create a black RGB texture of the specified image size.
std::optional< nv12_t >	egl::create_target (int width, int height, AVPixelFormat format)
	Create biplanar YUV textures to render into.
void	gl::drain_errors (const std::string_view &prefix)
bool	egl::fail ()
void	free_frame (AVFrame *frame)
std::optional< rgb_t >	egl::import_source (display_t::pointer egl_display, const surface_descriptor_t &xrgb)
std::optional< nv12_t >	egl::import_target (display_t::pointer egl_display, std::array< file_t, nv12_img_t::num_fds > &&fds, const surface_descriptor_t &y, const surface_descriptor_t &uv)
int	gbm::init ()
	egl::KITTY_USING_MOVE_T (ctx_t,(std::tuple< display_t::pointer, EGLContext >),, { TUPLE_2D_REF(disp, ctx, el);if(ctx) { eglMakeCurrent(disp, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);eglDestroyContext(disp, ctx);} })
	egl::KITTY_USING_MOVE_T (nv12_t, nv12_img_t,, { if(el.r8) { eglDestroyImage(el.display, el.r8);} if(el.bg88) { eglDestroyImage(el.display, el.bg88);} })
	egl::KITTY_USING_MOVE_T (rgb_t, rgb_img_t,, { if(el.xrgb8) { eglDestroyImage(el.display, el.xrgb8);} })
std::optional< ctx_t >	egl::make_ctx (display_t::pointer display)
display_t	egl::make_display (std::variant< gbm::gbm_t::pointer, wl_display *, _XDisplay * > native_display)

Detailed Description

Declarations for graphics related functions.

Macro Definition Documentation

gl_drain_errors_helper

#define gl_drain_errors_helper

(

x

)

Value:

gl::drain_errors(x)

SUNSHINE_STRINGIFY

#define SUNSHINE_STRINGIFY

(

x

)

Value:

SUNSHINE_STRINGIFY_HELPER(x)

SUNSHINE_STRINGIFY_HELPER

#define SUNSHINE_STRINGIFY_HELPER

(

x

)

Value:

#x

Function Documentation

create_blank()

rgb_t egl::create_blank

(

platf::img_t &

img

)

Create a black RGB texture of the specified image size.

Parameters

img	The image to use for texture sizing.

Returns

The new RGB texture.

create_target()

std::optional< nv12_t > egl::create_target	(	int	width,
		int	height,
		AVPixelFormat	format )

Create biplanar YUV textures to render into.

Creates biplanar YUV textures to render into.

Parameters

width	Width of the target frame.
height	Height of the target frame.
format	Format of the target frame.

Returns

The new RGB texture.